如图,若直线
,则
之间的数量关系是( )
![](https://img.xkw.com/dksih/QBM/2020/2/9/2395116201582592/2395467131854848/STEM/8c64336cc4cb4950a6f393a35abf0c9a.png?resizew=129)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72fbc714c63815dad9a27418f6492f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39e6b4c9b601bfe3d8bd16c45d587f3a.png)
![](https://img.xkw.com/dksih/QBM/2020/2/9/2395116201582592/2395467131854848/STEM/8c64336cc4cb4950a6f393a35abf0c9a.png?resizew=129)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2020-02-12 15:31:48
|
【知识点】 根据平行线的性质探究角的关系解读
相似题推荐
单选题
|
适中
(0.65)
名校
【推荐1】如图,已知
,
,点
是射线
上一动点(与点
不重合),
、
分别平分
和
,分别交射线
于点
、
,下列结论:①
;②
;③当
时,
;④当点
运动时,
的数量关系不变.其中正确结论有( )个.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/27/32428770-7f04-492c-951f-ed93782a25c1.png?resizew=225)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d7dc7451e667ad77a26e75ce11e709e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7661d8b8cc71e4261a3c32504377ac76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3d9cc98e6df306063e645044f0faa7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fed9a763c7c81004fde8f4f9693d2f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cc418e3b22b749ff4fc7c5721987b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b1ccd080de82ce8fb54cc9bdcbf573.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e56da880ea1c9760023f70fd0ede58a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23d6df9d99f1fc50f2eca90b902ccc4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a692c6d7e11a85bd413d3b98c3104e41.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/27/32428770-7f04-492c-951f-ed93782a25c1.png?resizew=225)
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【推荐2】如图,在
中,点
是线段
上的一点,过点
作![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a9bfa68259d7a331be323b2038d628a.png)
交
于点
,将
沿
翻折,得到
,若点
恰好在线段
上,若
,
:
:
,
,则
的长度为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/13/a773e96b-f42d-4608-9e03-0e805e702053.png?resizew=198)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a9bfa68259d7a331be323b2038d628a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15514bc735fe4b744672edefe00009c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3bbe4cdd2c154bd9a8073b0d4cecb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/658da6e317415f7cc201b8811ac4ee95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
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